bin2hexC语言源码（VS2010）

#include "bin2hex.h" #include <stdio.h> /******************************************************************************** input: dest: 为转换后的结果 p->addr[0]: 高地址 p->addr[1]: 低地址 p->type: 记录类型 p->data: 为bin格式流有效数据指针 p->len: 为bin格式流有效数据长度 output: 返回有效数据的长度 ********************************************************************************/ uint16_t BinFormatEncode(uint8_t *dest, HexFormat *p) { uint16_t offset = 0; uint8_t check = 0, num = 0; //:(1) + 长度(2) + 地址(4) + 类型(2) sprintf(&dest[offset], ":%02X%02X%02X%02X", p->len, p->addr[0], p->addr[1], p->type); offset += 9; //hex格式流数据指针偏移2 check = p->len + p->addr[0] + p->addr[1] + p->type; //计算校验和 while (num < p->len) //当数据长度不为0，继续在之前的hex格式流添加数据 { sprintf(&dest[offset], "%02X", p->data[num]); check += p->data[num]; //计算校验和 offset += 2; //hex格式数据流数据指针偏移2 num++; //下一个字符 } check = ~check + 1; //反码+1 sprintf(&dest[offset], "%02X", check); offset += 2; return offset; //返回hex格式数据流的长度 } RESULT_STATUS BinFile2HexFile(char *src, char *dest) { FILE *src_file, *dest_file; uint16_t tmp; HexFormat gHexFor; uint32_t low_addr = 0, hign_addr = 0; uint8_t buffer_bin[NUMBER_OF_ONE_LINE], buffer_hex[MAX_BUFFER_OF_ONE_LINE]; uint32_t src_file_length; uint16_t src_file_quotient, cur_file_page = 0; uint8_t src_file_remainder; src_file = fopen(src, "rb"); //源文件为bin文件,以二进制的形式打开 if (!src_file) //这里也是相当于用来检查用户的输入是否准备 { return RES_BIN_FILE_NOT_EXIST; } dest_file = fopen(dest, "w"); //目的文件为hex文件，以文本的形式打开 if (!dest_file) { return RES_HEX_FILE_PATH_ERROR; } fseek(src_file, 0, SEEK_END); //定位到文件末 src_file_length = ftell(src_file); fseek(src_file, 0, SEEK_SET); //重新定位到开头，准备开始读取数据 src_file_quotient = (uint16_t)(src_file_length / NUMBER_OF_ONE_LINE); //商，需要读取多少次 src_file_remainder = (uint8_t)(src_file_length % NUMBER_OF_ONE_LINE); //余数，最后一次需要多少个字符 gHexFor.data = buffer_bin; //指向需要转换的bin数据流 low_addr = 0x08000000UL, hign_addr = 1; while (cur_file_page < src_file_quotient) { if ((low_addr & 0xffff0000) != hign_addr && hign_addr != 0) //只有大于64K以后才写入扩展线性地址，第一次一般是没有 { hign_addr = low_addr & 0xffff0000; gHexFor.addr[0] = 0x00; gHexFor.addr[1] = 0x00; gHexFor.data[0] = (uint8_t)((hign_addr & 0xff000000) >> 24); gHexFor.data[1] = (uint8_t)((hign_addr & 0xff0000) >> 16); gHexFor.type = 4; gHexFor.len = 2; //记录扩展地址 tmp = BinFormatEncode(buffer_hex, &gHexFor); fwrite(buffer_hex, 1, tmp, dest_file); fprintf(dest_file, "\n"); ; } fread(buffer_bin, 1, NUMBER_OF_ONE_LINE, src_file); gHexFor.len = NUMBER_OF_ONE_LINE; gHexFor.addr[0] = (uint8_t)((low_addr & 0xff00) >> 8); gHexFor.addr[1] = (uint8_t)(low_addr & 0xff); gHexFor.type = 0; //数据记录 tmp = BinFormatEncode(buffer_hex, &gHexFor); fwrite(buffer_hex, 1, tmp, dest_file); fprintf(dest_file, "\n"); ; cur_file_page++; low_addr += NUMBER_OF_ONE_LINE; } if (src_file_remainder != 0) //最后一次读取的个数不为0，这继续读取 { fread(buffer_bin, 1, src_file_remainder, src_file); gHexFor.addr[0] = (uint8_t)((low_addr & 0xff00) >> 8); gHexFor.addr[1] = (uint8_t)(low_addr & 0x00ff); gHexFor.len = src_file_remainder; gHexFor.type = 0; //数据记录 tmp = BinFormatEncode(buffer_hex, &gHexFor); fwrite(buffer_hex, 1, tmp, dest_file); fprintf(dest_file, "\n"); ; } gHexFor.addr[0] = 0; gHexFor.addr[1] = 0; gHexFor.type = 1; //结束符 gHexFor.len = 0; tmp = BinFormatEncode(buffer_hex, &gHexFor); fwrite(buffer_hex, 1, tmp, dest_file); fprintf(dest_file, "\n"); ; fclose(src_file); fclose(dest_file); return RES_OK; }